UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for OIZH... Searching the city database file for: OIZH ... Date:0000Z 23 APR 25 Station: OIZH WMO ident: 40856 Latitude: 29.47 Longitude: 60.88 Elevation: 1370.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 131 1 920 -9054 SFC 865 1370 13.4 -6.6 24 20.0 4.5 180 3 298.7 299.2 284.1 306.9 2.69 3 850 1721 13.2 -6.8 24 20.0 4.3 290 9 300.0 300.5 284.7 308.3 2.70 4 707 3071 10.4 -11.6 20 22.0 1.0 276 5 313.1 313.5 288.9 320.4 2.22 5 700 3144 9.8 -11.2 21 21.0 0.8 275 5 313.3 313.8 289.0 320.9 2.32 6 500 5810 -14.3 -17.5 77 3.2 -15.3 265 25 315.6 316.0 289.3 322.0 1.93 7 499 5825 -14.3 -17.5 77 3.2 -15.3 265 25 315.8 316.2 289.4 322.2 1.94 8 496 5871 -14.7 -18.1 75 3.4 -15.7 266 26 315.8 316.2 289.3 322.0 1.85 9 489 5979 -13.3 -20.3 56 7.0 -15.3 266 27 318.8 319.1 290.0 324.1 1.56 10 432 6913 -19.3 -38.3 17 19.0 -22.3 275 36 322.7 322.8 289.9 323.9 0.32 11 404 7407 -23.5 -38.5 24 15.0 -25.6 279 41 323.5 323.6 290.2 324.8 0.34 12 400 7480 -24.1 -39.1 24 15.0 -26.2 280 42 323.7 323.7 290.2 324.9 0.32 13 300 9520 -37.5 -66.5 3 29.0 -38.7 265 64 332.5 332.5 292.4 332.6 0.02 14 250 10760 -44.7 -68.7 5 24.0 -45.4 255 73 339.6 339.6 294.3 339.7 0.01 15 249 10787 -44.9 -68.9 5 24.0 -45.6 255 73 339.7 339.7 294.3 339.8 0.01 16 234 11201 -43.5 -73.5 2 30.0 -44.3 256 75 347.9 347.9 296.2 347.9 0.01 17 200 12240 -48.5 -80.5 1 32.0 -49.1 260 81 356.0 356.0 297.9 356.0 0.00 18 184 12786 -51.9 -83.0 1 31.1 -52.3 260 89 359.1 359.1 298.5 359.1 0.00 19 182 12857 -52.3 -83.3 1 31.0 -52.7 260 87 359.5 359.5 298.6 359.5 0.00 20 150 14090 -59.7 -88.7 1 29.0 -59.9 260 60 367.2 367.2 300.1 367.2 0.00 21 100 16550 -72.5 -98.5 1 26.0 -72.6 260 48 387.6 387.6 303.5 387.7 0.00 TRP WND 184 12786 -51.9 -83.0 1 31.1 -52.3 260 89 359.1 359.1 298.5 359.1 0.00 Sounding variables and indices 1000-500 mb thick: 5679.00 m Freezing level: 618.67 mb = 4228.10 m = 13871.55 ft Wetbulb zero: 690.26 mb = 3254.97 m = 10678.90 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 38.70 % Est. max temperature: 26.45 C = 79.62 F Sfc-Lift cond lev (LCL): 637.78 mb = 3881.52 m = 12734.49 ft T: 3.13 C 700-500 lapse rate: 9.04 C/km Conv cond level (CCL): 501.95 mb = 5779.11 m = 18960.10 ft Mean mixing ratio: 2.58 g/kg Conv temperature: 29.62 C = 85.31 F Cap Strength: 10.06 C Lifted Index: 7.30 C Risk: None Lifted Index @300 mb: 15.45 C Lifted Index @700 mb: 9.27 C Showalter Index: 9.12 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 27.50 C Cross Totals Index: 7.50 C K Index: -0.30 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 2.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.07 J/kg Max Up Vert Vel: 9.28 m/s Conv Inhibition (B-): 11542.47 J/kg Cap Strength: 10.06 C Lift Cond Lev (LCL): 594.58 mb = 4437.29 m = 14557.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 at 13 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 865 1370 180 3 0.0 3.0 | 132 15 -11.2 10.0 1 850 1721 290 9 8.5 -3.1 | 145 5 -2.8 4.0 2 700 3144 275 5 5.0 -0.4 | 137 9 -6.2 6.6 3 500 5810 265 25 24.9 2.2 | 236 17 13.7 9.2 4 400 7480 280 42 41.4 -7.3 | 270 30 30.2 -0.3 5 300 9520 265 64 63.8 5.6 | 257 54 52.5 12.6 6 250 10760 255 73 70.5 18.9 | 246 65 59.3 25.9 7 200 12240 260 81 79.8 14.1 | 253 72 68.6 21.1 8 184 12786 260 89 87.6 15.5 | 254 80 76.4 22.5 9 150 14090 260 60 59.1 10.4 | 250 51 47.9 17.5 10 100 16550 260 48 47.3 8.3 | 247 39 36.1 15.4 Wind Parameters Mean winds (0-6000m): 272.1 at 17.6 knts Storm direction: 302.1 at 13.2 knts Shear (0-3000m) pos: 1.7 neg: 1.1 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 71.5 deg Storm rel helicity (0-3000m) pos: 33.6 neg: -3.4 tot: 30.2 m^2/s^2 ave: 10.1 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.98 Bulk Shear: 14.47 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 283 7 143 7| 10.2 0.0 10.2| 17.8 -1.6 16.2 32.4 0.31| 13.5 4.2 1000 285 8 143 6| 5.1 0.8 5.9| 17.8 -2.0 15.7 15.7 0.26| 7.5 2.0 1500 284 7 141 7| 3.4 1.1 4.5| 17.8 -2.9 14.9 9.9 0.21| 5.6 1.2 2000 283 7 140 7| 2.6 0.7 3.2| 20.5 -3.4 17.0 8.5 0.24| 4.7 1.1 2500 281 7 144 7| 2.0 0.7 2.7| 27.0 -3.4 23.6 9.4 0.35| 4.6 1.6 3000 278 8 151 7| 1.7 1.1 2.8| 33.6 -3.4 30.2 10.1 0.44| 4.4 2.0 4000 273 11 174 7| 1.3 1.8 3.1| 45.9 -3.4 42.5 10.6 0.48| 4.3 2.1 5000 270 14 199 7| 1.6 1.9 3.4| 72.8 -3.4 69.4 13.9 0.51| 4.4 2.3 6000 272 18 225 9| 2.3 1.5 3.9|125.4 -3.4 121.9 20.3 0.55| 4.7 2.6 Wrote GIF file: /home/apache/climate/data/raob//OIZH/skewt/OIZH.skewt.20250423.00.gif